“Take a stand against bullying today, wear something purple!! Regardless of how old you are or where you come from, stand up for the things you believe in…everyone has that ability and don’t let anyone tell you different! #Spiritday #LGBT glaad.org/spiritday,” she tweeted.

Earlier in the week, Zendayastepped out in a stunning red dress while out promoting her new book and album in New York City.